Switch at the top.<br> Charging port on the back.<br> Can be used as both front and rear light.<br> Daily waterproof, can splash proof, but cannot be immersed in water.<br> This product is used for bicycle front and rear light, easy to install, easy to use.<br> Can adjust aperture according to bicycle's stand size.<br> The lamp has a variety of light-emitting modes, damp proof and splash proof (but cannot be put in the rain or water for a long time).<br> <br> Material: PC<br> Mode: Six flash modes<br> Charging interface: USB<br> Light body color: black transparent color<br> Light color: white, red, red and blue, red and white (optional)<br> Specifications:<br> Switch at the top<br> Easy to install<br> Charging port on the back<br> Can be used as both front and rear light<br> Daily waterproof<br> Has a variety of light-emitting modes<br> Package Included:<br> 1 x Bicycle front or rear light<br> 1 x USB Charging Cable<br> 1 x Light Mount<br> Notes:<br> Due to the difference between different monitors, the pictures may not reflect the actual color of the item.<br> Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement.<br> Please leaving a message before you give the bad feedback, if the products have some problems.<br> Thanks for your understandings.